diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index cb4f3e4..dc0b229 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -32,7 +32,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     # Cache Poetry dependencies to speed up builds
     - name: Cache Poetry virtualenv
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pypoetry
         key: ${{ runner.os }}-poetry-${{ hashFiles('**/poetry.lock') }}
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 3e80d94..3213272 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -33,7 +33,7 @@ jobs:
       shell: bash
     # Cache Poetry dependencies to speed up builds
     - name: Cache Poetry virtualenv
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pypoetry
         key: ${{ runner.os }}-poetry-${{ hashFiles('**/poetry.lock') }}
@@ -95,7 +95,7 @@ jobs:
       shell: bash
     # Cache Poetry dependencies to speed up builds
     - name: Cache Poetry virtualenv
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pypoetry
         key: ${{ runner.os }}-poetry-${{ hashFiles('**/poetry.lock') }}